| The frantic lives of the resident doctors and nurses working at the only military hospital providing advanced surgical care in all of Southern Afghanistan. They navigate through the relentless life-and-death battles on the operating table as well as the never-ending conflicts that arise from working in a war zone military hospital. |
| Name | Character | Episodes |
|---|---|---|
| Elias Koteas | Colonel Marks | 13 |
| Deborah Kara Unger | Major Grace Pedersen | 13 |
| Michelle Borth | Dr. Rebecca Gordon | 13 |
| Terry Chen | Captain Bobby Trang | 13 |
| Luke Mably | Dr. Simon Hill | 13 |
| Arnold Pinnock | Commander Will Royal | 13 |
| Lisa Berry | Capt. Pam Everwood, RN | 11 |
| Rob Stewart | Major Kenneth Winacott | 1 |
| Greg Bryk | Master Sgt. Edward Farringdon | 1 |
| Martin Roach | Lt. Cliffgood | 1 |
| Mena Massoud | Salman Zawab | 1 |
| Shauna MacDonald | Mrs. Marks (voice) | 1 |
| Billy MacLellan | Pvt. Nestrom (uncredited) | 1 |
| Jack Murray | Soldier Five | 1 |